5 functions of muscle tissue
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movement of substances within the body
cardiac muscle contracts and pushes blood throughout the body
regulating organ volume
sphincters prevent organs from losing everything (why the stomach is able to hold food)
body heat production
the body maintains a fairly constant temp. (connection to maintaining homeostasis). Muscle metabolism produces heat as an end product
movement
primary function of skeletal muscle
posture and support
provides a framework for body support but the muscles do the heavy lifting. Maintains posture and stabilizes the joint